@misc{Walker_James_John_(1851–1939)_The_1933,
 author={Walker, James John (1851–1939)},
 copyright={Public Domain},
 address={[London]},
 journal={Publications of famous biologists - a collection of prints},
 howpublished={online},
 year={1933},
 publisher={[unknown]},
 language={eng},
 title={The British Hemiptera-Heteroptera of the Dale Collection},
 type={Text},
 URL={http://www.rcin.org.pl/Content/142236/PDF/WA488_177411_19746_s1651.pdf},
 keywords={Insects (Hemiptera, Heteroptera) - historical significance of the "Dale Collection"},
}